first off welcome to the wire <img src="/forums/images/graemlins/cheers.gif" alt="" />... i think this brings us one step closer to wheelin' along the skeleton coast <img src="/forums/images/graemlins/lol.gif" alt="" />! it would seem that all three of us have similar rear propshaft problems... although i found mine, u-joints, and frank is still searching i would concur with him about the slip yoke. that is if you have one <img src="/forums/images/graemlins/drunk.gif" alt="" />... how does your propshaft perform when being tested? i would assume that allsgood on the machine given all the work that youve put into it. just by process of elimination, it would sound like thats all thats left... besides just replacing it.